pl23_cgs01738.jpg
Description
Tripod signal erected by Capts. Dorr and Donn of U.S. Coast Survey atPulpit Rock on Lookout Mountain. Battle of Chattanooga.Are John Donn and Frederick Dorr the two men in this image?
Credit
Library of Congress American Memory Collection
Display Date
1863?-1864?
Location
Tennessee, Chattanooga area
Collection
Historic Coast & Geodetic Survey